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Soda Pop Can Hero Engine
Source Institutions
In this demonstration/activity, water streaming through holes in the bottom of a suspended soda pop can causes the can to rotate.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-463.png?itok=fcIQUMfc)
Morning Star and Evening Star
Source Institutions
This demonstration activity models how Venus appears from Earth.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-519.jpg?itok=DRK1gCWE)
Scale Model of Sun and Earth
Source Institutions
In this activity, learners explore the relative size of the Sun and Earth as well as the distance between them.